Comparison

Audio Function Generator PRO vs Water Eject Shortcut

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Audio Function Generator PRO

Generate various audio test tones, including sine, square, and sawtooth waves. Explore frequency and volume sweeps, custom presets, and different types of noise. Advanced settings allow for fine-tuning signal parameters and creating complex multi-tone sequences.

Highlights
  • Generate sine, square, triangular, and sawtooth tones
  • Frequency and volume sweep generation
  • Customizable presets and configurations
  • Multiple noise types (White, Pink, Violet, etc.)
  • Advanced signal parameter control
  • Multi-tone and dual function generation
Features
Read full description

This is the highly recommended and praised Function Generator App - an amazingly great and powerful tone generator. Enriched with a vast amount of features yet it is extremely intuitive and designed for simplicity. Get to know this great App now! It is very well maintained and has received considerable upgrades over the past years. So, … what can you do with this App? • PLAY TEST TONES Sine, Rectangular, Triangular and Sawtooth. • PLAY FREQUENCY SWEEP TEST TONES in both directions (minimum to maximum frequency and maximum to minimum frequency). • PLAY VOLUME SWEEPS (from minimum to maximum volume). • Try the SWEEP REPEAT / WOBBLE function. • Try the MUSIC TONES PLAYBACK. • Experiment with the huge FINE TUNE SELECTON, PRESETS SELECTION! • Or create your own CUSTOM PRESETS! • And SAVE an endless amount of CONFIGURATIONS (Frequency, Sweep, Noise) for later quick access and direct playback function. • Even play back different kinds of NOISE – White, Pink, Violet, Grey, Brown, Blue is also supported. The Function Generator is AMAZINGLY INTUITIVE and SIMPLE! AND THESE ARE THE ADVANCED SETTINGS/FEATURES: => Extending The Frequency Range (1Hz - 21kHz) => Extending The Sweep Times (0.1s - 600s) => Changing Min/Max Slider Frequency Ranges => Changing Max Sweep Time Slider Range => Changing Signal Amplitude => Enabling Of The Sweep Repeat / Wobble Function => Frequency Slider Setting to Linear or Logarithmic => Left/Right Channel Individual Selection => Permanently Saving Custom Presets => Saving Of Endless Number Of Audio Configurations => Phase Out Setting (custom phase shift of the generated signal) => BPM (Beats per Minute) Feature => Dual Function Generator => MultiTone Generator (playback of up to eight individual tones) => Background Theme Selection (Light/Dark) Check out the new Tutorial page: www.ee-toolkit.com/audio-function-generator

About

Water Eject Shortcut

This application offers tools to eject water from your phone's speakers using sound waves. It also includes a decibel meter to measure sound volume and provides an ad-free experience for uninterrupted use.

Highlights
  • Eject water from speakers
  • Quick water removal
  • Decibel meter
  • Ad-free experience
Features
Read full description

Water Eject for Crystal Clear Sound Is your phone in need of a little extra care? Water Eject has everything you need, with an impressive array of audio tools. Why Choose Water Eject? Eject Water from Your Speakers - Let sound waves do the work. Quick Water Removal - Remove water swiftly and effectively. Show Off Your Neighbour's Not-So-Quiet Music - With our decibel meter, ensure everyone knows the true volume. Plus, enjoy an ad-free experience because nothing should interrupt your use of the app. We could go on, but why not see for yourself? Dive into Water Eject and start exploring! Privacy Policy: https://www.firebolt.page/policy/privacy-policy Terms Of Use: https://www.firebolt.page/policy/terms-of-use

Screenshots

Audio Function Generator PRO4 screens
Water Eject Shortcut4 screens

Verdict

The call

The clearest difference is price: Water Eject Shortcut at Free against Audio Function Generator PRO's $9.99. Water Eject Shortcut also leads on update cadence (every 5 days vs every 6 weeks). Audio Function Generator PRO's advantage is review sentiment (88% vs 48%) and rating (4.8 vs 4.3). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Water Eject Shortcut is free to download; Audio Function Generator PRO costs $9.99 up front. Water Eject Shortcut sells 7 in-app purchases, starting at $4.99 per 7 days. Audio Function Generator PRO asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Audio Function Generator PRO holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 269 and 577 respectively. Written reviews point the same way: 88% of Audio Function Generator PRO's written reviews are positive against 48% of Water Eject Shortcut's.

UpkeepUpdate frequency

Audio Function Generator PRO ships an update every 6 weeks, Water Eject Shortcut every 5 days. The most recent releases landed on September 30, 2026 and October 2, 2026 respectively.

Scorecard6 real differences · 4 level
Audio Function Generator PRO versus Water Eject Shortcut: the parameters behind the verdict, then further details
ParameterAudio Function Generator PROWater Eject Shortcut
Price$9.99Free — better
Rating4.8 (269 ratings) — better4.3 (577 ratings)
Positive reviews87.9% of reviews — better48.5% of reviews
Number of ratings269577 — better
Update frequencyEvery 6 weeksEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.515.0 — better
Further details — not scored
Size13 MB117 MB
Age rating4+4+
DeveloperThomas GruberAtul Brahmbhatt

Customer experience

Audio Function Generator PRO

All ratings269 ratings
Positive94.8%
Neutral2.6%
Negative2.6%
Written reviews58 reviews
Positive87.9%
Neutral5.2%
Negative6.9%

Water Eject Shortcut

All ratings577 ratings
Positive80.9%
Neutral5.2%
Negative13.9%
Written reviews66 reviews
Positive48.5%
Neutral3.0%
Negative48.5%

User reviews

Audio Function Generator PRO

From 269 App Store ratings

What we love

  • ✨ Superb craftsmanship and work
  • 🚀 Excellent performance on older devices
  • 💡 History feature is a great addition
  • 👍 Versatile and powerful app
  • 🎶 Great for binaural beats and sound creation

Room to improve

  • 📉 Linear sweep is useless
  • ❓ Missing PWM functionality
  • ❓ Missing Terzrauschen (third-octave noise)
  • 🐛 Volume button issues
  • 🐛 GUI is bad

Water Eject Shortcut

From 577 App Store ratings

What we love

  • 🚀 Helps eject water from phone
  • 👍 Useful in emergency situations
  • 💡 Vibration feature to shake out water

Room to improve

  • 🔒 Requires payment to use full functionality
  • 🐛 Stops working when phone falls asleep
  • 🔋 High battery consumption
  • 🔒 Automatic subscription charges

Bugs and requests

Audio Function Generator PRO

Reported bugs

6 issues
  • Volume button issues (jumps up and down, displays wrong level)
  • Update crashes on iPad Air2 when changing screens
  • App opens AppStore repeatedly after purchase
  • Buttons don't respond, settings don't keep
  • Frequencies stick, program is useless
Show 1 more
  • App stops too much

Requested features

19 requests
  • Logarithmic sweeps and frequency slider scale
  • PWM functionality
  • Terzrauschen (third-octave noise)
  • Ping-pong sweeps in Multitone windows
  • Sweeping of noise/adding noise in Multitone sweep with sweeping bandpass filter
Show 14 more
  • Audio plugin (AU, AAX, VST)
  • Responsiveness for MacBook use
  • Simultaneous recording of generated signals
  • Panning function for tones and sweeps
  • Ability to save Multitone configurations
  • Phase shift functionality
  • Higher frequency range (up to 24kHz)
  • Dual mode sweep function
  • Taper function
  • Extended time for sweeps (6-8 hours)
  • Ability to stay at selected frequency for several minutes
  • Spectrum analyzer
  • Separate control for left and right channels
  • 8-hour program for sleep entrainment

Water Eject Shortcut

Reported bugs

3 issues
  • App doesn't work as advertised without payment
  • Restoration of purchases not functioning properly
  • Paywall screen gets stuck, unable to exit

Requested features

3 requests
  • Ability to continue water ejection process even when phone is locked
  • More transparent pricing and subscription model
  • Option to try app features without mandatory payment

In-app purchases

None

Audio Function Generator PRO

No in-app purchases

7 purchases

Water Eject Shortcut

Subscriptions5
  • Weekly$4.997 Days
  • Monthly$4.991 Month
  • Weekly$7.097 Days
Show 2 more
  • Yearly$14.491 Year
  • Yearly$29.491 Year
One-time2
  • Lifetime2 variants$9.99
  • Lifetime$60.99

Questions

Is Audio Function Generator PRO free?
Audio Function Generator PRO costs $9.99, with no in-app purchases.
Is Water Eject Shortcut free?
Water Eject Shortcut is free to download, with in-app purchases available.
Which has better reviews, Audio Function Generator PRO or Water Eject Shortcut?
Audio Function Generator PRO is rated higher. Audio Function Generator PRO averages 4.8 out of 5 from 269 ratings, while Water Eject Shortcut averages 4.3 from 577 ratings.
Do Audio Function Generator PRO or Water Eject Shortcut have ads?
Neither Audio Function Generator PRO nor Water Eject Shortcut shows ads.
Which is updated more often, Audio Function Generator PRO or Water Eject Shortcut?
Audio Function Generator PRO ships an update every 6 weeks, and Water Eject Shortcut every 5 days. Most recently, Audio Function Generator PRO was updated on September 30, 2026 and Water Eject Shortcut on October 2, 2026.

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